Home / 17,752.64-26,633.12-5,272.76

Finding the Fourth Proportional to 17,752.64, 26,633.12 and 5,272.76

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Solution

The fourth proportional to 17,752.64, 26,633.12 and 5,272.76 is: 7,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,752.64 : 26,633.12 = 5,272.76 : x
  2. Step 2: Convert to fraction form
    17,752.64/26,633.12 = 5,272.76/x
  3. Step 3: Cross multiply
    17,752.64x = 26,633.12 × 5,272.76
  4. Step 4: Simplify right side
    17,752.64x = 140,430,049.81
  5. Step 5: Solve for x
    x = 140,430,049.81/17,752.64
  6. Step 6: Final answer
    x = 7,910.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.